Lavage Rapide is a Canadian company that owns and operates a large automatic car wash facility near Montreal. The following table provides estimates concerning the company's costs: Fixed Cost per Month Cost per Car Washed Cleaning supplies $ 0.80 Electricity $ 1,200 $ 0.15 Maintenance $ 0.20 Wages and salaries $ 5,000 $ 0.30 Depreciation $ 6,000 Rent $ 8,000 Administrative expenses $ 4,000 $ 0.10 For example, electricity costs should be $1,200 per month plus $0.15 per car washed. The company expects to wash 9,000 cars in August and to collect an average of $4.90 per car washed. The actual operating results for August are as follows: Lavage Rapide Income Statement For the Month Ended August 31 Actual cars washed Revenue Expenses: Cleaning supplies Electricity Maintenance Wages and salaries Depreciation Rent Administrative expenses Total expense Net operating income 8,800 $ 43,080 7,560 2,670 2,260 8,500 6,000 8,000 4,950 39,940 $ 3,140